package ly.gupao.edu.spring;

/**
 * @author: liyang
 * @date：2018/5/28 0028
 * describe：
 */
public class SystemSession {

    private static ThreadLocal<String> param = new ThreadLocal<String>();

    public static void setParam(String jsonStr){
        param.set(jsonStr);
    }

    public static String getParam(){
        return param.get();
    }

    public static void removeParam(){
        param.remove();
    }
}
